Maths Olympiad Prep

Track / Stage 3 / 6 of 260 #646 of 2604

Problem 646

AMC 10/12, early questions
Algebra Difficulty 3.0 Prove it CEMC Hypatia · Canada · 2004

The roots of x2+5x+6=0x^2 + 5x + 6 = 0 are each increased by 7. Find a quadratic equation that has these new numbers as roots.

This one wants a proof. Work it on paper, then check yourself against the publisher's own solution, linked below. Be honest about it: the record is only any use to you if it is.

Next problem →

We don't reproduce this publisher's solutions. Their own solution is here — work the problem first.

Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty, ordering) added by this project. Solutions are the publisher's, linked not copied.